Question

3. Find the rate of interest in each of the following cases.
S. No.
Interest (I)
Principal (P)
Time (t)
810
4500
3 years​

Answer 1

Step-by-step explanation:

s.i=p×r×t/100

810=4500×r×3/100 (100 is in division)

810=45×r×3

810/3=45×r

270 =45×r

270/45=r

5.74=r

r=5.74%